CVE-2017-14603
In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow reading stale buffer contents and when combined with…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.16%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Asterisk 11.x before 11.25.3, 13.x before 13.17.2, and 14.x before 14.6.2 and Certified Asterisk 11.x before 11.6-cert18 and 13.x before 13.13-cert6, insufficient RTCP packet validation could allow reading stale buffer contents and when combined with the "nat" and "symmetric_rtp" options allow redirecting where Asterisk sends the next RTCP report.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 3.16% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- digium/asterisk · digium/certified asterisk
- Source
- cve@mitre.org
References
- http://downloads.asterisk.org/pub/security/AST-2017-008.htmlVendor Advisory
- http://www.debian.org/security/2017/dsa-3990Third Party Advisory
- https://issues.asterisk.org/jira/browse/ASTERISK-27274Issue Tracking, Third Party Advisory
- http://downloads.asterisk.org/pub/security/AST-2017-008.htmlVendor Advisory
- http://www.debian.org/security/2017/dsa-3990Third Party Advisory
- https://issues.asterisk.org/jira/browse/ASTERISK-27274Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.